Center video on current screen (#427)

Fixes #404

main/ipc.js

@@ -140,6 +140,14 @@ function setBounds (bounds, maximize) {
   // Assuming we're not maximized or maximizing, set the window size
   if (!willBeMaximized) {
     log('setBounds: setting bounds to ' + JSON.stringify(bounds))
+    if (bounds.x === null && bounds.y === null) {
+      // X and Y not specified? By default, center on current screen
+      var screen = require('screen')
+      var scr = screen.getDisplayMatching(windows.main.getBounds())
+      bounds.x = Math.round(scr.bounds.x + scr.bounds.width / 2 - bounds.width / 2)
+      bounds.y = Math.round(scr.bounds.y + scr.bounds.height / 2 - bounds.height / 2)
+      log('setBounds: centered to ' + JSON.stringify(bounds))
+    }
     windows.main.setBounds(bounds, true)
   } else {
     log('setBounds: not setting bounds because of window maximization')

renderer/index.js

@@ -1054,12 +1054,8 @@ function setDimensions (dimensions) {
     config.WINDOW_MIN_HEIGHT
   )
 
-  // Center window on screen
-  var x = Math.floor((screenWidth - width) / 2)
-  var y = Math.floor((screenHeight - height) / 2)
-
   ipcRenderer.send('setAspectRatio', aspectRatio)
-  ipcRenderer.send('setBounds', {x, y, width, height})
+  ipcRenderer.send('setBounds', {x: null, y: null, width, height})
 }
 
 function restoreBounds () {